Added test case for DgResolver Plugin

Increased the coverage from 0% to 94%

Issue-ID: APPC-1421
Change-Id: Ide813344cc2a00444bfd97fdeb9cbbe5a15eef08
Signed-off-by: Lathishbabu Ganesan <lathishbabu.ganesan@ericsson.com>

1 files changed, 100 insertions, 0 deletions

diff --git a/appc-dg/appc-dg-shared/appc-dg-common/src/test/java/org/onap/appc/dg/common/impl/TestDgResolverPluginImpl.java b/appc-dg/appc-dg-shared/appc-dg-common/src/test/java/org/onap/appc/dg/common/impl/TestDgResolverPluginImpl.java
new file mode 100644
index 000000000..4f0779067
--- /dev/null
+++ b/appc-dg/appc-dg-shared/appc-dg-common/src/test/java/org/onap/appc/dg/common/impl/TestDgResolverPluginImpl.java
@@ -0,0 +1,100 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * Copyright (C) 2019 Ericsson. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this
+ * file except in compliance with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software distributed under the License
+ * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
+ * or implied. See the License for the specific language governing permissions and limitations under
+ * the License.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.appc.dg.common.impl;
+
+import static org.junit.Assert.assertEquals;
+import static org.mockito.Matchers.anyString;
+import java.util.HashMap;
+import java.util.Map;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.Mockito;
+import org.onap.appc.exceptions.APPCException;
+import org.onap.ccsdk.sli.core.sli.SvcLogicContext;
+import org.powermock.api.mockito.PowerMockito;
+import org.powermock.core.classloader.annotations.PrepareForTest;
+import org.powermock.modules.junit4.PowerMockRunner;
+
+@RunWith(PowerMockRunner.class)
+@PrepareForTest(ResolverFactory.class)
+public class TestDgResolverPluginImpl {
+
+  private DgResolverPluginImpl dgResolverPluginImpl;
+  private Map<String, String> params;
+  private SvcLogicContext ctx;
+  private AbstractResolver abstractResolver;
+  private FlowKey flowKey;
+
+  @Before
+  public void setUp() {
+    params = new HashMap<>();
+    ctx = new SvcLogicContext();
+    PowerMockito.mockStatic(ResolverFactory.class);
+    flowKey = Mockito.mock(FlowKey.class);
+    abstractResolver = Mockito.mock(AbstractResolver.class);
+    PowerMockito.when(ResolverFactory.createResolver(anyString())).thenReturn(abstractResolver);
+    dgResolverPluginImpl = new DgResolverPluginImpl();
+    PowerMockito.when(flowKey.name()).thenReturn("flowName");
+  }
+
+  @Test
+  public void testResolveDgVNF() throws APPCException {
+    params.put("action", "healthcheck");
+    params.put("vnfVersion", "1");
+    params.put("api-ver", "1.0");
+    params.put("DGResolutionType", "VNF");
+    params.put("vnfType", "vnfType");
+    PowerMockito.when(abstractResolver.resolve("healthcheck", "vnfType", "1", "1.0"))
+        .thenReturn(flowKey);
+    dgResolverPluginImpl.resolveDg(params, ctx);
+    assertEquals("flowName", ctx.getAttribute("dg_name"));
+  }
+
+  @Test
+  public void testResolveDgVNFC() throws APPCException {
+    params.put("action", "healthcheck");
+    params.put("vnfcType", "vnfcType");
+    params.put("api-ver", "1.0");
+    params.put("DGResolutionType", "VNFC");
+    params.put("vnfType", "vnfType");
+    PowerMockito.when(abstractResolver.resolve("healthcheck", "vnfType", "vnfcType", "1.0"))
+        .thenReturn(flowKey);
+    dgResolverPluginImpl.resolveDg(params, ctx);
+    assertEquals("flowName", ctx.getAttribute("dg_name"));
+  }
+
+  @Test(expected = DgResolverException.class)
+  public void testResolveDgWithException() throws APPCException {
+    params.put("action", "healthcheck");
+    params.put("vnfcType", "vnfcType");
+    params.put("api-ver", "1.0");
+    params.put("DGResolutionType", "VNFC");
+    params.put("vnfType", "vnfType1");
+    PowerMockito.when(abstractResolver.resolve("healthcheck", "vnfType", "vnfcType", "1.0"))
+        .thenReturn(flowKey);
+    dgResolverPluginImpl.resolveDg(params, ctx);
+  }
+
+  @Test(expected = DgResolverException.class)
+  public void testResolveDgResolverNull() throws APPCException {
+    PowerMockito.when(ResolverFactory.createResolver(anyString())).thenReturn(null);
+    dgResolverPluginImpl.resolveDg(params, ctx);
+  }
+}